Bombardier SeaDoo 2000 factory shop manual volume 1, Page 97Get this manual
Section 04 ENGINE Subsection 05 (TOP END)
Cylinder Head Cover and Cylinder Head
Disconnect temperature sensor wire and spark plug cablesConnect spark plug cables on grounding device717 Engine Remove air intake silencer and support, refer to AIR INTAKE717 and 787 RFI Engines Remove screws no14Remove cylinder head cover no1If shells, sand, salt or any other particles are present in cylinder head, clean with vacuum cleanerRemove cylinder head no2If shells, sand, salt water or any other particles are present in cylinder cooling jacket, clean with vacuum cleaner947 Engine Disconnect hose of RAVE valvesLoosen cylinder head bolts no14 following the sequence shown in the next photo6 2